For issue #2544: Add support for blaming to the working copy version of a file.
For issue #2544: Add support for blaming to the working copy version
of a file.

This patch (following up on r36158) completes the necessary api, but doesn't
make this feature accessible from svn.

* subversion/libsvn_client/blame.c
  (global): Include svn_dirent_uri.h
  (svn_client_blame5): Allow blaming the working copy version
    of a file by creating a normalized copy of this file and passing
    this copy after all server revisions.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion